Are you owner of Sony Xperia M, then we have a good news for you that French telecommunications company, SFR, has approved the Android 4.3 firmware upgrade for your device. Even though the company is going to launch the Xperia M2 very soon, but the company hasn’t forgotten about owners of older devices.
It has the build number of 15.4.A.0.21 but at the time of writing no release date has been given for the new operating system.
New update will bring
Android 4.3 Jelly Bean
updated multimedia apps (Walkman, Album, Movies)
Xperia Themes and better bookmark management in Chrome.